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nquinlan / Email-Intelligence

Email Intelligence is a chrome extension that displays which email infrastructure provider sent an email to your Gmail account.
http://goo.gl/ENCO1P
MIT License
57 stars 17 forks source link

add PostUp.com #24

Open iandouglas opened 8 years ago

iandouglas commented 8 years ago

This one was much trickier to track down as their IP address pointed to a colo facility and had to do a bunch of searching to find they were actually postup.com through a job posting mentioning the LLC of the colo facility... so let's assume the X-PBPR: header is sufficient for now (I'll have more shortly as I scan my spam box)

From: Top Marketing Resources Trending@mktgdailybulletin.com Reply-To: Trending@mktgdailybulletin.com To: REDACTED Message-ID: 2030653849.2732024.1466000994795.JavaMail.root@mktgdailybulletin.com Subject: 3 Business Costs of Delaying a CRM System MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_2732023_1623997681.1466000994795" X-PBPR: pfdjqcdhhjjybhqhbhfhfjqfhdj cdmgwgyqhvrkyfcsvsjcrhhllkwjkjflbhjlhflmblljvc hjjdhjhmhc list-unsubscribe: mailto:REDACTED@mktgdailybulletin.com X-CmpP2000Id: 355 X-PopR2000Id: 10900822 X-TstC2000Id: 1 X-CmpD2000Id: 7220 X-Dvsn1000Id: 16 Date: Wed, 15 Jun 2016 09:29:54 -0500

iandouglas commented 8 years ago

follow-up, every message in my spam box from this group has had the same IP address.

arin.net says the owner of the IP is pcucacquisition.com which doesn't have a web site, but doing a search online for "PCUC ACQUISITION LLC" points to a business in Austin and a link to w3bin.com which pointed to another Google search which pointed to this LinkedIn job, for PCUC Acquisition: https://www.linkedin.com/jobs/view/13329749 which is branded as PostUp.com, a digital marketing firm.